Hit reply too soon. You can share or overprovision ram but you have to enable some features and load a couple of os level drivers to make it work. On Fri, Oct 7, 2022, 9:22 PM Stephen Partington wrote: > And you can share ram across containers not vms. > > On Fri, Oct 7, 2022, 9:21 PM Stephen Partington > wrote: > >> i love proxmox.have used it fir years >> >> The vcou is socket x cores x2 if you have hyperv/smt >> >> So a 4 core ht cpu would be 8vcpu. >> >> On Fri, Oct 7, 2022, 7:35 PM Keith Smith via PLUG-discuss < >> plug-discuss@lists.phxlinux.org> wrote: >> >>> >>> Hi, >>> >>> I just watched a video that covered the Proxmox Hypervisor. Seems >>> simple enough. I've used Oracle's VirtualBox for years. >>> >>> So I did some research on what a vCPU is. I was suppressed. The math >>> given was (Threads x Cores) x Physical CPU = Number vCPU. >>> >>> I have an old laptop that has 1 socket, 2 cores, four threads, and 4GB >>> of RAM. >>> >>> Given the math (4 x 2) x 1 = 8 vCPUS. Is this correct? >>> >>> From my reading it appears that RAM is not shared, so my bottleneck is >>> RAM not cores or threads. >>> >>> I am a PHP developer and a local vps would need 2GB of RAM at a minimum. >>> I have found a LAMP VPS will crash if allocated less than 2GB of RAM, >>> and will run will on 1 vCPU. >>> >>> The good news is I really only need one VPS to be active at any given >>> time. >>> >>> If I wanted to build a box that could run more than one VPS at a time, >>> lets say 4, and I wanted to allocate 2 vCPUs and 4GB of RAM I would need >>> 4 threads x 2 cores to run the 4 VPS configured with 2 vCPUs each. >>> >>> What about RAM. Looks like I would need a minimum of 16GB of ram. >>> >>> How much resources does the Hypervisor need, in this case Proxmox? >>> >>> Thanks!! >>> Keith >>> --------------------------------------------------- >>> PLUG-discuss mailing list: PLUG-discuss@lists.phxlinux.org >>> To subscribe, unsubscribe, or to change your mail settings: >>> https://lists.phxlinux.org/mailman/listinfo/plug-discuss >>> >>